Ameren Executive and Leadership Team

July, 2026

Leadership Overview

Ameren has 8 executives leading key functions including customer experience, corporate communications, human resources, finance, and transmission operations.

Driven by a commitment to reliable and sustainable utility infrastructure, Ameren focuses on energy generation, transmission, and distribution, supporting regional economic growth through dependable energy solutions and maintaining critical infrastructure for homes, businesses, and public services.

Leadership Roles at Ameren

  • Executive Secretary to the President & CEO - Paula Held
  • Chief Financial Officer & Senior Executive Vice President, Ameren Corporation, President, Ameren Services, Interim Chairman & President, Ameren (Missouri) - Michael Moehn
  • Chairman & President, Ameren Transmission Company of Illinois - Shawn Schukar
  • President & Chairman - Mark Birk
  • Chairman & President - Aaron Melda
  • Customer Experience Chief of Staff - Jennifer Curtis
  • Executive Vice President, Corporate Communications and Chief Human Resources Officer, Ameren Services - Mark Lindgren
  • Executive Assistant To Chief Human Resources Officer and Executive Vice President of Corporate Communications - Brandi Arendes
  • Paula Held - Executive Secretary to the President & CEO

    Paula Held, the Executive Secretary to the President & CEO at Ameren, provides essential administrative and operational support directly to the company's highest leadership positions. This role involves managing complex schedules, coordinating critical meetings, and facilitating communication between the President & CEO and other key stakeholders, both internal and external. Held ensures the smooth functioning of executive operations, enabling the President & CEO to focus on strategic decision-making and oversight of Ameren's energy generation, transmission, and distribution services. The position requires meticulous organization and discretion, supporting Ameren's commitment to reliable and sustainable utility infrastructure. By managing executive-level logistics, Paula Held contributes to the efficient execution of company-wide initiatives, including grid modernization and environmental responsibility efforts, underpinning Ameren's role in supporting regional economic growth.

    Michael Moehn - Chief Financial Officer & Senior Executive Vice President, Ameren Corporation, President, Ameren Services, Interim Chairman & President, Ameren (Missouri)

    Michael Moehn, the Chief Financial Officer & Senior Executive Vice President, Ameren Corporation, President, Ameren Services, Interim Chairman & President, Ameren (Missouri) at Ameren, directs the company's comprehensive financial strategy and operations, alongside leadership roles within Ameren Services and Ameren Missouri. Moehn oversees financial planning, capital allocation, investor relations, and risk management, ensuring the fiscal health and sustainability of Ameren's extensive energy generation, transmission, and distribution network. This leadership is crucial for funding grid modernization, clean energy initiatives, and operational improvements that enhance energy efficiency and customer service. Michael Moehn's financial acumen supports Ameren's commitment to environmental responsibility and community development, driving investments that bolster regional economic growth through dependable energy solutions. The multifaceted responsibilities of Moehn underscore the company's focus on robust financial stewardship and strategic growth.
    Michael Moehn

    Shawn Schukar - Chairman & President, Ameren Transmission Company of Illinois

    Shawn Schukar, the Chairman & President, Ameren Transmission Company of Illinois at Ameren, leads the strategic development and operational oversight of the company's critical transmission infrastructure within Illinois. Schukar directs initiatives focused on expanding and modernizing the electric grid, ensuring the reliable delivery of energy across the region. This role is pivotal in supporting Ameren's commitment to clean energy integration and grid resilience, facilitating the transmission of power generated from diverse sources. Shawn Schukar's leadership ensures that Ameren Transmission Company of Illinois effectively supports the company's broader mission of providing dependable energy solutions and maintaining vital utility infrastructure. The focus remains on enhancing operational efficiency and investing in technologies that promote environmental responsibility and sustainable energy practices, contributing to regional economic growth.
    Shawn Schukar

    Mark Birk - President & Chairman

    Mark Birk, the President & Chairman at Ameren, holds a pivotal leadership position overseeing key strategic directives and operational frameworks for the company. Birk's responsibilities encompass guiding Ameren's commitment to reliable and sustainable utility infrastructure, including energy generation, transmission, and distribution services. This leadership role is instrumental in driving forward the company's focus on clean energy initiatives, grid modernization, and environmental responsibility. Mark Birk champions operational improvements aimed at enhancing energy efficiency and customer service across residential, commercial, and industrial sectors. By providing strategic direction, Birk ensures Ameren continues to play an important role in supporting regional economic growth through the delivery of dependable energy solutions and the maintenance of critical infrastructure for homes, businesses, and public services.

    Aaron Melda - Chairman & President

    Aaron Melda, the Chairman & President at Ameren, directs the overarching strategy and operational execution for the company, reinforcing its position as a major energy provider. Melda's leadership is central to advancing Ameren's mission of delivering reliable and sustainable electric and natural gas services to a broad customer base. This role involves steering the company's investments in innovative technologies, grid modernization, and clean energy initiatives, aligning with environmental responsibility goals. Aaron Melda ensures that Ameren maintains critical infrastructure and enhances energy efficiency, thereby supporting regional economic growth through dependable energy solutions. The strategic vision set by Melda is crucial for navigating the evolving energy landscape and upholding Ameren's commitment to community development and customer service excellence across all sectors.
    Aaron Melda

    Jennifer Curtis - Customer Experience Chief of Staff

    Jennifer Curtis, the Customer Experience Chief of Staff at Ameren, directs initiatives focused on enhancing customer interactions and satisfaction across all service touchpoints. This role involves analyzing customer feedback and operational data to identify areas for improvement in energy delivery and support services. Curtis collaborates with various departments to implement strategies that streamline customer journeys and foster loyalty. The focus remains on ensuring Ameren's services meet the evolving needs of residential, commercial, and industrial clients. By championing customer-centric approaches, Curtis contributes to Ameren's mission of providing dependable energy solutions and maintaining critical infrastructure. This leadership position is vital for translating customer insights into actionable operational enhancements, supporting the company's commitment to environmental responsibility and community development.

    Mark Lindgren - Executive Vice President, Corporate Communications and Chief Human Resources Officer, Ameren Services

    Mark Lindgren, the Executive Vice President, Corporate Communications and Chief Human Resources Officer, Ameren Services at Ameren, oversees the strategic direction of internal and external communications, alongside comprehensive human resources functions. Lindgren drives initiatives to foster a strong corporate culture, manage stakeholder relations, and ensure effective employee engagement across the organization. This dual responsibility includes shaping the company's public image and narrative while developing talent management strategies that support Ameren's growth and operational objectives. By aligning communication efforts with human capital development, Lindgren ensures that Ameren's commitment to clean energy, grid modernization, and environmental responsibility is effectively conveyed and supported by its workforce. The leadership of Mark Lindgren is critical for maintaining transparent communication with employees and the public, reinforcing Ameren's role in regional economic growth and its dedication to sustainable utility infrastructure.
    Mark Lindgren

    Brandi Arendes - Executive Assistant To Chief Human Resources Officer and Executive Vice President of Corporate Communications

    Brandi Arendes, the Executive Assistant To Chief Human Resources Officer and Executive Vice President of Corporate Communications at Ameren, provides critical administrative and logistical support to key executive functions. Arendes manages the demanding schedules of the Chief Human Resources Officer and the Executive Vice President of Corporate Communications, ensuring efficient workflow and timely execution of duties. This role is integral to supporting Ameren's strategic initiatives in talent management, employee engagement, and corporate messaging. By facilitating communication and coordinating activities, Brandi Arendes contributes to the effective implementation of human resources policies and the consistent articulation of Ameren's commitment to clean energy and environmental responsibility. The support provided by Arendes is essential for maintaining operational continuity and advancing the company's mission of delivering dependable energy solutions.

    Explore Leadership Teams in Electricity, Oil & Gas

    Frequently Asked Questions Regarding Ameren Top Executives and Leadership Team

    Who leads Ameren?
    Ameren is led by Paula Held (Executive Secretary to the President & CEO), along with executives such as Michael Moehn (Chief Financial Officer & Senior Executive Vice President, Ameren Corporation, President, Ameren Services, Interim Chairman & President, Ameren (Missouri)) and Shawn Schukar (Chairman & President, Ameren Transmission Company of Illinois).
    Who is part of Ameren’s executive team?
    The executive team of Ameren includes leaders such as Paula Held (Executive Secretary to the President & CEO), Michael Moehn (Chief Financial Officer & Senior Executive Vice President, Ameren Corporation, President, Ameren Services, Interim Chairman & President, Ameren (Missouri)), Shawn Schukar (Chairman & President, Ameren Transmission Company of Illinois) and other senior executives.
    How many executives does Ameren have?
    Ameren has 8 executives leading key business areas.
    What roles are included in Ameren’s leadership team?
    The leadership team of Ameren includes roles such as Executive Secretary to the President & CEO, Chief Financial Officer & Senior Executive Vice President, Ameren Corporation, President, Ameren Services, Interim Chairman & President, Ameren (Missouri), Chairman & President, Ameren Transmission Company of Illinois, President & Chairman, Chairman & President.